Brass Adjustable Pressure Regulator

DN20 brass water pressure regulator with piston-type internal structure. Dimensions: standard DN20 (½ inch) thread size; weight approx. 320 g; maximum working pressure 1.6 MPa (16 bar); built-in mechanical pressure gauge for real-time monitoring. Constructed from solid brass for corrosion resistance and long-term durability in UK domestic cold water systems. Compact inline design requires no additional branch piping or mounting brackets — installs directly into existing supply lines. Top-mounted adjustment knob allows precise, tool-free pressure setting without disassembly.